50 lines
1.8 KiB
Bash
50 lines
1.8 KiB
Bash
patchRcPathBash(){
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local FILE_TO_PATCH="$1"
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local SOURCETIME_PATH="$2"
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local FILE_TO_WORK_ON="$(mktemp "$(basename "$FILE_TO_PATCH").XXXXXX.tmp")"
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cat <<EOF >> "$FILE_TO_WORK_ON"
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# Lines to add to PATH the source-time utilities for Nixpkgs packaging
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if [[ -n "\${NIXPKGS_SOURCETIME_PATH-}" ]]; then
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NIXPKGS_SOURCETIME_PATH_OLD="\$NIXPKGS_SOURCETIME_PATH;\${NIXPKGS_SOURCETIME_PATH_OLD-}"
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fi
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NIXPKGS_SOURCETIME_PATH="$SOURCETIME_PATH"
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if [[ -n "\$PATH" ]]; then
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PATH="\$NIXPKGS_SOURCETIME_PATH:\$PATH"
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else
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PATH="\$NIXPKGS_SOURCETIME_PATH"
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fi
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export PATH
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# End of lines to add to PATH source-time utilities for Nixpkgs packaging
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EOF
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cat "$FILE_TO_PATCH" >> "$FILE_TO_WORK_ON"
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cat <<EOF >> "$FILE_TO_WORK_ON"
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# Lines to clean up inside PATH the source-time utilities for Nixpkgs packaging
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if [[ -n "\${PATH-}" ]]; then
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# Remove the inserted section
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PATH="\${PATH/\$NIXPKGS_SOURCETIME_PATH}"
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# Remove the duplicated colons
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PATH="\${PATH//::/:}"
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# Remove the prefixing colon
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if [[ -n "\$PATH" && "\${PATH:0:1}" == ":" ]]; then
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PATH="\${PATH:1}"
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fi
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# Remove the trailing colon
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if [[ -n "\$PATH" && "\${PATH:\${#PATH}-1}" == ":" ]]; then
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PATH="\${PATH::}"
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fi
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export PATH
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fi
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if [[ -n "\${NIXPKGS_SOURCETIME_PATH_OLD-}" ]]; then
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IFS="" read -r -d ";" NIXPKGS_SOURCETIME_PATH <<< "\$NIXPKGS_SOURCETIME_PATH_OLD"
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NIXPKGS_SOURCETIME_PATH_OLD="\${NIXPKGS_SOURCETIME_PATH_OLD:\${#NIXPKGS_SOURCETIME_PATH}+1}"
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else
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unset NIXPKGS_SOURCETIME_PATH
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fi
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if [[ -z "\${NIXPKGS_SOURCETIME_PATH_OLD-}" ]]; then
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unset NIXPKGS_SOURCETIME_PATH_OLD
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fi
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# End of lines to clean up inside PATH the source-time utilities for Nixpkgs packaging
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EOF
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cat "$FILE_TO_WORK_ON" > "$FILE_TO_PATCH"
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rm "$FILE_TO_WORK_ON"
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}
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